Biology, 25.02.2021 01:20 dolahghazali76
Which of these scenarios is an example of natural selection?
A. Farmers crossbreed two types of cows to produce a breed of cow that has high quality beef and can tolerate a hot climate.
B. Dogs of the same breed having a desirable coat color are bred with one another to produce more puppies with that same color.
C. Giraffes with longer necks survive the dry season by eating leaves from the tops of trees. Those giraffes breed more successfully that year.
D. People capture yellow fish from the pond and breed only the most attractive individuals. This eventually results in fancy pet goldfish.
Answers: 2
Biology, 21.06.2019 23:00
Ricardo notices that when he plays soccer in the rain, his ball does not seem to go as far after a kick. what is the best scientific question that ricardo could ask about this observation? is soccer better played in the rain or sun? how does rain affect the distance a soccer ball can travel? how does rain affect the speed of a soccer ball? is soccer affected by the rain?
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World class speed skaters can skate a 3,000-m course in about 4 minutes. what is their average speed for this course. a. 12.5m/s b. 1.33m/s c. 13.3m/s d. 1.25m/s
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Biology, 22.06.2019 04:40
The cluster of developing cells from conception until birth is called an
Answers: 1
Which of these scenarios is an example of natural selection?
A. Farmers crossbreed two types of cow...
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